Kamstrup MULTICAL 403 User manual

Instlltion nd user’s guide
MULTICAL® 403
Kamstrup A/S · Indusrivej 28, Silling · DK-8660 Sknderborg · T: [phone] · info@kmsrup.com · kmsrup.com

2 Kmsrup A/S • 55121739_B1_GB_02.2020
MULTICAL® 403
Information
Permissible operating conditions / measuring ranges
Approved he meer in ccordnce wih MID nd EN1434:
Temperure Rnge q: 2 °C…180 °C DΘ: 3 K…178 K
Flow sensor (emperure of medium) qq: 2 °C…130 °C
Approved cooling meer in ccordnce wih DK-BEK 1178 nd EN1434:
Temperure Rnge q: 2 °C…180 °C DΘ: 3 K…178 K
Flow sensor (emperure of medium) qq: 2 °C…130 °C/qq: 2 °C…50 °C (MULTICAL® 403-C)
MID designation
Mechanical environment
Clss M1 nd M2
Electromagnetic environment
Clss E1 (housing/ligh indusry). The meer’s conrol cbles mus be drwn  min. 25 cm
disnce from oher insllions.
Climatic environment
Non-condensing, closed locion (insllion indoors), mbien emperure 5…55 °C.
Maintenance and repair
The disric heing supplier cn replce emperure sensor pir, bery nd communicion
module. The flow sensor mus no be sepred from he clculor. Oher repirs require
subsequen reverificion in n ccredied lborory.
Selecting a temperature sensor pair
MULTICAL® 403-W - P500 - He meer
MULTICAL® 403-T - P500 - He/cooling meer
MULTICAL® 403-V - P100 - He meer
MULTICAL® 403-C - P500 - Cooling meer
Battery for replacement
Kmsrup ype HC-993-02 (1 x D cell)
Kmsrup ype HC993-09 (2 x A cell)
Communication Modules
For n overview of vilble modules we refer o secion 9, pge 16.

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Contents
1 General information 4
2 Mounting of temperature sensors 5
2.1 Shor direc sensor (DS) 5
2.2 Pocke sensor (PL) 6
2.3 Temperure sensor compibiliy wih flow sensors 6
3 Mounting of flow sensor 7
3.1 Mouning of couplings nd shor direc sensor in flow sensor 7
3.2 Flow sensor posiion 8
3.3 Insllion of MULTICAL® 403 flow sensor 8
3.4 Insllion exmples 10
3.5 Humidiy nd condension 10
4 Mounting the calculator 11
4.1 Compc mouning 11
4.2 Wll mouning 11
4.3 Posiion of clculor 12
5 Information codes ”INFO” 13
6 Power supply 14
6.1 Bery supply 14
6.2 Mins supply 14
7 Testing of function 15
8 Electrical connection 15
9 Communication modules 16
9.1 Module overview 16
9.2 Pulse inpus 16
9.3 Pulse oupus 17
9.4 D Pulse, inpus (In-A, In-B), ype HC-003-10 17
9.5 D Pulse, oupus (Ou-C, Ou-D) , ype HC-003-11 17
9.6 Wired M-Bus, inpus (In-A, In-B), ype HC-003-20 18
9.7 Wired M-Bus, oupus (Ou-C, Ou-D), ype HC-003-21 18
9.8 Wireless M-Bus, inpus (In-A, In-B), 868 MHz, ype HC-003-30 18
9.9 Wireless M-Bus, oupus (Ou-C, Ou-D), 868 MHz, ype HC-003-31 18
9.10 Anlog oupus 2 x 0/4…20 mA, ype HC-003-40 19
9.11 PQT Conroller, ype HC-003-43 19
9.12 Low Power Rdio, inpus (In-A, In-B), 434 MHz, ype HC-003-50 19
9.13 Low Power Rdio GDPR, inpus (In-A, In-B), 434 MHz, ype HC-003-51 19
9.14 LON TP/FT-10, inpus (In-A, In-B), ype HC-003-66 20
9.15 Modbus RTU, inpus (In-A, In-B), ype HC-003-67 20
10 Set-up via front keys 21

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1 General information
'Please read this guide carefully before mounting the energy meter.
In case of incorrect mounting, Kamstrup's guarantee obligations no longer apply.
Plese noe h he following insllion condiions mus be obeyed:
- Pressure sge: PN16/PN25, see mrking.
- Pressure sge, Kmsrup
sensor pir ype DS: PN25
- Pressure sge, Kmsrup
pocke sensors ype PL: PN25
A medium emperures bove 90 °C we recommend flnge sensors s well s wll-mouning of
clculor.
A medium emperures below mbien emperure, MULTICAL® 403 mus be wll mouned nd
he condension-proof version, ype 403-C, mus be used. In cse of bidirecionl he/cooling
energy meering, ype 403-T is used.

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2 Mounting of temperature sensors
The emperure sensors used for mesuring inle nd oule emperures respecively,
consiue  mched sensor pir, which mus never be sepred. According o EN 1434/OIML
R75, he cble lengh mus no be chnged. Should replcemen be necessry, boh sensors mus
be replced.
The sensor mrked wih  red sign is o be inslled in he inle pipe. The oher sensor, mrked wih
 blue sign, is o be inslled in he oule pipe. For mouning in he clculor, see he prgrph
”Elecricl connecion”.
Note: The sensor cbles mus neiher be exposed o jerking nor pulling. Plese be wre of his
when binding he cbles, nd be creful no o pull he binders unnecessrily igh s his
my dmge he cbles. Plese lso noe h emperure sensors mus be mouned from
below in cooling nd he/cooling insllions.
2.1 Short direct sensor (DS)
The shor, direc sensors up o DN25 cn be mouned in specil bll vlves wih buil-in M 10
socke for he shor direc sensor. They cn lso be mouned in insllions wih sndrd
ee-pieces. Kmsrup A/S cn supply R½ nd R¾ brss nipples h fi he shor direc sensors.
The shor direc sensor cn lso be mouned direcly in seleced flow sensors from Kmsrup A/S.
Fsen he sensors’ brss unions lighly (pprox. 4 Nm) using  12 mm fce wrench, nd sel he
sensors wih sel nd locking wire.

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2.2 Pocket sensor (PL)
The sensor pockes cn be mouned in e.g.  welding sleeve or in  45° lerl Y-piece. The ip
of he sensor pocke mus be plced in he middle of he flow. Push he emperure sensors s
deep s possible ino he pockes. If  shor response ime is required, “non-hrdening” hermlly
conducive pse cn be used. Push he plsic sleeve on he sensor cble ino he sensor pocke
nd secure he cble by mens of he enclosed M4 seling screw. Fsen he screw wih your
fingers only. Sel he pockes using sel nd locking wire.
A
A
B
B
SECTION
A-A
SCALE
1 : 1
SECTION
B-B
SCALE
1 : 1
B
B
SECTION
B-B
SCALE
1 : 1
2.3 Temperature sensor compatibility with flow sensors
The size of he flow sensor deermines which emperure sensors you cn use nd how hey re
mouned. The below ble shows which emperure sensor ypes o use wih which flow sensor.
Flow sensor Temperature sensor
Cn be mouned in flow
sensor.
Cnno be mouned in flow
sensor.
qpDN G DS 27.5 DS 38 Ø5.8 mm pocket
0.6-1.5 15 G¾B X
0.6-1.5 20 G1B X
3.5-6 25 G5/4B X
10 40 G2B X
15 50 - X

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3 Mounting of flow sensor
Prior o insllion of he flow sensor, he sysem should be flushed nd proecion plugs/plsic
diphrgms removed from he flow sensor.
Correc posiion of he flow sensor ppers eiher from he clculor’s ype lbel or from he
disply where (indices he posiion in inle, wheres )indices he posiion in oule. The
flow direcion is symbolised by n rrow on he flow sensor.
3.1 Mounting of couplings and short direct sensor in flow sensor
The flow sensor cn be used in connecion wih
eiher PN16 or PN25 (see mrking).
Any provided blind plug, exension nd glnd
cn be used wih boh PN16 nd PN25.
In connection with flow sensors with the
nominal dimensions G¾Bx110 mm and
G1Bx110 mm, it must be checked if the thread
run-out is sufficient.
Couplings nd gskes re mouned s shown
in he figure. Mke sure o posiion he gske
correcly in he recess of he glnd s shown in
he deils excerp in he figure.
Gske
Momen ~4 Nm
Gske
Kmsrup flow sensors require neiher srigh inle nor srigh oule o mee he Mesuring
Insrumens Direcive (MID) 2014/32/EU, OIML R75:2002 nd EN 1434:2015. A srigh inle secion
will only be necessry in cse of hevy flow disurbnces before he meer. I is recommended o
follow he guidelines of CEN CR 13582.

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3.2 Flow sensor position
A Recommended posiion.
B Recommended posiion.
C Unccepble posiion due o risk of ir
build-up.
D Accepble posiion in closed sysems.
E Ough no o be plced immediely fer
 vlve, wih he excepion of block vlves
(bll vlve ype) which mus be fully open
when no used for blocking.
F Ough no o be plced immediely before
or fer  pump.
G Ough no o be plced immediely fer 
double bend in wo plnes.
A
BC
D
E
FG
In order o void cviion, he bck pressure  he flow sensor (he pressure  he flow sensor
oule) mus be minimum 1.5 br  qp(nominl flow) nd minimum 2.5 br  qs(mximum flow).
This pplies o emperures up o pprox. 80 °C. The flow sensor mus no be exposed o pressure
lower hn he mbien pressure (vcuum).
3.3 Installation of MULTICAL® 403 flow sensor
90°
90°
90°
90°
The flow sensor cn be mouned horizonlly, vericlly or  n ngle.

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3.3.1 Screw-type meters 0.6...2.5 m3/h
0°0°
-45°-45°
1
The flow sensor cn be mouned  n ngle of 0° nd my be urned 90° downwrds.
3.3.2 Flange meters and screw-type meters ≥ 3.5 m3/h
1
22
-45°
0°
45°
0°
-45°
45°
The flow sensor cn be mouned  n ngle of 0° nd my
be urned 45° upwrds or 90° downwrds.
Note: In insllions where he medi emperure is below he mbien emperure,
MULTICAL® 403-T or 403-C mus be used. A he sme ime, he flow sensor mus no be
inslled wih he plsic housing urned below 0°.

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3.4 Installation examples
Threaded meter:
Flow from he lef Flow from he righ
Flange meter:
Flow from he lef Flow from he righ
3.5 Humidity and condensation
If here is risk of condension, e.g. in cooling sysems,  condension-proof MULTICAL® 403,
ype 403-C, mus be used. In cse of bidirecionl he/cooling energy meering, ype 403-T is
used.

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4 Mounting the calculator
The MULTICAL® 403 clculor cn be mouned in differen wys; eiher direc on he flow sensor
(compc mouning), or on  wll (wll mouning).
4.1 Compact mounting
Compc mouning mens h he clculor
is mouned direcly on he flow sensor. Hving
been mouned, he clculor is seled
wih sel nd locking wire. If here is risk of
condension (e.g. in cooling pplicions), he
clculor mus be wll mouned. Furhermore,
MULTICAL® 403 in cooling pplicions mus be
he condension-proof version, ype 403-C.
In cse of bidirecionl he/cooling energy
meering, ype 403-T is used.
The consrucion of MULTICAL® 403 lwys
provides minimum insllion deph in
connecion wih compc mouning. Due o he
design he mouning rdius in criicl plces
remins 60 mm, boh  45° nd 90° mouning
of he flow sensor.
R60
45°
90°
90°
R60
45°
90°
R60
45°
4.2 Wall mounting
MULTICAL® 403 cn be mouned direcly on n
even wll. Wll mouning requires  wll fiing
(3026-655), which is vilble s n ccessory
o MULTICAL® 403. Use he fiing s  emple
o mrk nd drill wo 6 mm holes in he wll
nd moun he fiing using he enclosed
screws nd rwlplugs. Moun MULTICAL® 403
on he wll fiing by sliding he clculor
ono he fiing in he sme wy s i is done in
connecion wih compc mouning.
Note: For qp3.5 flow sensors nd lrger i is
possible o demoun he brcke from
he flow sensor nd use i s  wll
brcke.
45
45

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4.3 Position of calculator
If he flow sensor is inslled in  humid or
condensing environmen, he clculor mus
be wll mouned nd posiioned higher hn he
flow sensor.

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5 Information codes ”INFO”
MULTICAL® 403 consnly moniors  number of imporn funcions. If  serious error occurs in
he mesuring sysem or he insllion,  flshing “INFO” will pper in he disply. The ”INFO”-
field keeps flshing s long s he error is presen no mer which reding you choose. The
”INFO”-field is uomiclly swiched off when he error hs been correced. The info code cn be
displyed in in TECH loop reding 2-017-00, for indicion of curren errors in MULTICAL® 403. The
info code consiss of 8 digis nd ech funcionliy hs is own digi dediced o he indicion
of relevn informion. For insnce ll informion concerning emperure sensor 1 is shown in
he disply s he second digi from he lef.
Display digit Description
1 2 3 4 5 6 7 8
Info t1 t2 0 V1 0 In-A In-B
1No volge supply
2 Low bery level
9 Exernl lrm (e.g. vi KMP)
1 1 Above mesuring rnge or swiched off
1 2 Above mesuring rnge or swiched off
2 1 Below mesuring rnge or shor-circuied
2 2 Below mesuring rnge or shor-circuied
9 9 Invlid emperure difference (1-2)
3V1 Air
4V1 wrong flow direcion
6 V1 > qsfor more hn n hour
8 Pulse inpu A, lekge in sysem
9 Pulse inpu A, exernl lrm
8 Pulse inpu B, lekge in sysem
9 Pulse inpu B, exernl lrm
Example:
1 0 2 0 0 0 9 0

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MULTICAL® 403
6 Power supply
6.1 Battery supply
MULTICAL® 403 is vilble wih bery supply using eiher wo A-cell beries or one D-cell
bery. Opiml bery lifeime is obined by keeping he bery emperure below
30 °C, e.g. by wll mouning. The volge of  lihium bery is lmos consn hroughou he
lifeime of he bery (pprox. 3.65 V). Therefore, i is no possible o deermine he remining
cpciy of he bery by mesuring he volge. ”INFO” code ”2xxxxxxx” however, indices low
bery level.
The bery cnno nd mus no be chrged nd mus no be shor-circuied. Used beries
mus be hnded in for pproved desrucion, e.g.  Kmsrup A/S. Furher deils pper from
documen on hndling nd disposl of lihium beries (5510-408).
6.2 Mains supply
MULTICAL® 403 is vilble wih supply
modules for eiher 24 VAC or 230 VAC.
The modules re proecion clss II nd re
conneced vi wo-wire cble (wihou erh)
hrough he big cble bush, he second one
from he righ,  he boom of he connecion
bse. Use connecing cble wih n ouer
dimeer of 5-10 mm nd ensure correc cble
sripping s well s correc mouning of cble
relief.
If connecing o 230 VAC, i is imporn o
mke sure h he whole insllion complies
wih curren regulions. The supply cble mus
no be proeced by  fuse lrger hn he one
permied for he given cble size.
In connecion wih oher ypes of insllions
or requiremens for lrger fuses hn he
ones lised bove, i is necessry o consul 
cerified elecricin for n individul evluion
of how he ype of insllion in quesion
should be crried ou.
Blck
Red
61
60 97
98
24 VAC supply
24 VAC
3.6 V
24 VAC
E.g. rnsformer 230/24 V, ype 66-99-403,
cn be used.
Note: MULTICAL® 403 cnno be powered
by 24 VDC.
Blck
Red
61
60
27
28
230 VAC supply
230 VAC
3.6 V
230 VAC
This module is used when he meer is supplied
direcly by he mins.
Note: Exernl supply mus only be conneced
o he supply module.

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7 Testing of function
Crry ou n operionl check when he energy meer hs been fully mouned. Open
hermoregulors nd vlves o enble wer flow hrough he heing sysem. Acive he fron
key of MULTICAL® o chnge disply reding, nd check h he displyed vlues for emperures
nd wer flow re credible vlues.
8 Electrical connection
The wo mched wo-wire sensors re
mouned in erminls 5 nd 6 (1) s well
s 7 nd 8 (2). The polriy of emperure
sensors 1 nd 2 is wihou impornce for he
funcionliy.
Plese lso see he posiion of he erminls in
he figure o he righ:
Terminal no. Standard heat and
cooling measurement
1 5-6 Sensor in inle pipe
(red lbel)
2 7-8 Sensor in oule pipe
(blue lbel)

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9 Communication modules
MULTICAL® 403 cn be exended by  wide rnge of exr funcions by mens of communicion
modules. Below, pulse inpus/oupus nd module ypes re briefly described.
Note: Before replcing or mouning modules, he supply o he meer mus be swiched off. The
sme pplies for mouning of n nenn.
9.1 Module overview
MULTICAL® 403 communicion modules:
Type No. Description
HC-003-10 D Pulse, inpus (In-A, In-B)
HC-003-11 D Pulse, oupus (Ou-C, Ou-D)
HC-003-20 Wired M-Bus, inpus (In-A, In-B)
HC-003-21 Wired M-Bus, oupus (Ou-C, Ou-D)
HC-003-22 Wired M-Bus, Therml Disconnec "#%
HC-003-30 Wireless M-Bus, inpus (In-A, In-B), 868 MHz
HC-003-31 Wireless M-Bus, oupus (Ou-C, Ou-D), 868 MHz
HC-003-40 Anlog oupus 2 x 0/4…20 mA "#
HC-003-43 PQT Conroller "#
HC-003-50 Low Power Rdio, inpus (In-A, In-B), 434 MHz %
HC-003-51 Low Power Rdio GDPR, inpus (In-A, In-B), 434 MHz %
HC-003-66 BACne MS/TP, inpus (In-A, In-B) "
HC-003-67 Modbus RTU, inpus (In-A, In-B) "
"The module requires h he meer is mins-supplied.
#The module requires n exernl power supply.
%The module requires  specific configurion in he meer, see he module d shee for
deils.
9.2 Pulse inputs
Pulse inpus A nd B re used for connecion of
exr meers wih eiher Reed-swich oupu or
pssive elecronic pulse oupu.
Min. pulse durion is 30 ms. nd mx pulse
frequency is 3 Hz.
65 + Pulse inpu A
66 -
67 + Pulse inpu B
68 -
If  module wih pulse inpus is mouned in MULTICAL®, he meer is uomiclly configured for
pulse inpus. Noe h he meer fcor (lires/pulse) mus mch he exr wer meers nd he
configurions of inpus A nd B. Afer delivery, he configurions of pulse inpus A nd B cn be
chnged by mens of he PC progrm METERTOOL HCW.

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9.3 Pulse outputs
Pulse oupus for energy nd volume re mde
wih Opp Fe nd re vilble on  number of
he communicion modules.
Mx volge nd curren of he oupus re
45 VDC nd 50 mA, respecively.
16 + Pulse oupu C
17 -
18 + Pulse oupu D
19 -
When  module wih pulse oupus is mouned in MULTICAL®, he meer is uomiclly
configured for pulse oupus. The pulse durion is ordered  32 ms. or 100 ms. Afer delivery he
pulse durion cn be chnged by mens of he PC progrm METERTOOL HCW.
The resoluions of he pulse oupus lwys follow he les significn digi displyed for energy
nd volume respecively.
9.4 Data Pulse, inputs (In-A, In-B),
type HC-003-10
The d erminls re, for exmple, used for
connecing  PC. The signl is pssive nd
glvniclly sepred. In order o red d,
n cive converer cble, 66-99-106 (D-SUB
9F) or 66-99-098 (USB ype A) is required. The
converer cble mus be conneced s follows:
62 Brown (DAT)
63 Whie (REQ)
64 Green (GND)
9.5 Data Pulse, outputs (Out-C, Out-D) ,
type HC-003-11
The d erminls re, for exmple, used for
connecing  PC. The signl is pssive nd
glvniclly sepred. In order o red d,
n cive converer cble, 66-99-106 (D-SUB
9F) or 66-99-098 (USB ype A) is required. The
converer cble mus be conneced s follows:
62 Brown (DAT)
63 Whie (REQ)
64 Green (GND)

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9.6 Wired M-Bus, inputs (In-A, In-B),
type HC-003-20
M-Bus modul wih primry, secondry nd
enhnced secondry ddressing.
The module is conneced o n M-Bus mser
vi erminls 24 nd 25 using  wised pir.
M-Bus is no polrised so h he wires cn be
conneced rndomly.
9.7 Wired M-Bus, outputs (Out-C, Out-D),
type HC-003-21
M-Bus modul wih primry, secondry nd
enhnced secondry ddressing.
The module is conneced o n M-Bus mser
vi erminls 24 nd 25 using  wised pir.
M-Bus is no polrised so h he wires cn be
conneced rndomly.
9.8 Wireless M-Bus, inputs (In-A, In-B),
868 MHz, type HC-003-30
The Wireless M-Bus module hs been designed
o be pr of Kmsrup’s hnd-held Wireless
M-Bus Reder sysem, which operes wihin
he unlicensed frequency bnd in he 868 MHz
re. The rdio module is vilble wih eiher
inernl or exernl nenn.
9.9 Wireless M-Bus, outputs (Out-C, Out-D),
868 MHz, type HC-003-31
The Wireless M-Bus module hs been designed
o be pr of Kmsrup’s hnd-held Wireless
M-Bus Reder sysem, which operes wihin
he unlicensed frequency bnd in he 868 MHz
re. The rdio module is vilble wih eiher
inernl or exernl nenn.
'The wireless M-Bus module mus be conneced o n inernl or exernl nenn. When
mouning n exernl nenn, ensure h he nenn cble is no jmmed or dmged
when he clculor is ssembled. Before replcing or mouning modules, he supply o he
meer mus be swiched off. The sme pplies o mouning of n nenn.

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9.10 Analog outputs 2 x 0/4…20 mA,
type HC-003-40
Anlog module wih 2 pcs. 0/4..20 mA curren
oupus. The curren is mesured direcly
vi he 2 ses of oupu erminls 80-81 nd
82-83.
"The module requires h he meer is
mins-supplied.
#The module requires n exernl power
supply.
9.11 PQT Controller, type HC-003-43
PQT Conroller module wih oupu for
reguling  hree-poin moor-opered vlve.
The module is used for reguling power, flow
nd emperure in he insllion. The moor
vlve is conneced o erminls 150, 151 nd
152. Regulion of he bypss direcion of he
moor vlve cn be mde by shor-circuiing
he es poins Up or Dn.
"The module requires h he meer is
mins-supplied.
#The module requires n exernl power
supply.
9.12 Low Power Radio, inputs (In-A, In-B),
434 MHz, type HC-003-50
The Low Power Rdio module is designed o be
pr of Kmsrup’s reding sysem or of  rdio
mesh nework. The module is vilble wih
eiher inernl or exernl nenn.
%The module requires  specific
configurion in he meer, see he module
d shee for deils.
9.13 Low Power Radio GDPR, inputs (In-A,
In-B), 434 MHz, type HC-003-51
The Low Power Rdio GDPR module is designed
o be pr of Kmsrup’s reding sysem or of
 rdio mesh nework. The module is vilble
wih eiher inernl or exernl nenn.
%The module requires  specific
configurion in he meer, see he module
d shee for deils.

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9.14 LON TP/FT-10, inputs (In-A, In-B),
type HC-003-66
BACne is ofen used in building uomion
sysems nd indusril pplicions.
The module is BACne-cerified nd regisered
in he BTL lis. The module communices vi
RS485 wih speeds up o 115200 bud. The
wised shielded cbles re conneced o he
erminls 137, 138 nd 139.
"The module requires h he meer is
mins-supplied.
9.15 Modbus RTU, inputs (In-A, In-B),
type HC-003-67
Modbus is ofen used in building uomion
sysems nd indusril pplicions. The
module is  Modbus RTU slve device, which
is verified gins he Modbus Implemenion
Guide V1.02.
The module communices vi RS485 wih
speeds up o 115200 bud. The wised
shielded cbles re conneced o he erminls
137, 138 nd 139.
"The module requires h he meer is
mins-supplied.